Mr. Armstrong's Wiki - http://delmarhistory8.wikispaces.com/ - This wiki was made by Anthony Armstrong, who gave the awesome demo at the Meeting we attended at Big Rock Ranch.
Teacher Communal Space - http://teachercommunal.wikispaces.com/ - Anthony Armstrong set up the Teacher Communal Space. It has EXCELLENT information for how to set up your own wiki.
Marin Learning Conservancy - http://marinlearningconservancy.wikispaces.com / - This wiki was set up by Matt Pearson, the Director of Technology at Marin Country Day, and has detailed notes from the presentation we saw at Big Rock Ranch. He's asked all of us who went that day to join this wiki.
Loma Verde Wikis
Other Useful Wikis